Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-457): [#def1]
libipt-2.1.2/libipt/src/pt_block_decoder.c:3950:17: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘&tick’
libipt-2.1.2/libipt/src/pt_block_decoder.c:3903:12: branch_false: following ‘false’ branch...
libipt-2.1.2/libipt/src/pt_block_decoder.c:3907:9: branch_false: ...to here
libipt-2.1.2/libipt/src/pt_block_decoder.c:3908:12: branch_false: following ‘false’ branch (when ‘errcode >= 0’)...
libipt-2.1.2/libipt/src/pt_block_decoder.c:3916:12: branch_false: ...to here
libipt-2.1.2/libipt/src/pt_block_decoder.c:3925:20: branch_false: following ‘false’ branch...
libipt-2.1.2/libipt/src/pt_block_decoder.c:3928:21: branch_false: ...to here
libipt-2.1.2/libipt/src/pt_block_decoder.c:3928:20: branch_false: following ‘false’ branch...
libipt-2.1.2/libipt/src/pt_block_decoder.c:3950:17: danger: use of uninitialized value ‘&tick’ here
# 3948|   
# 3949|   		/* Copy the event to the user. */
# 3950|-> 		memcpy(uevent, &tick, size);
# 3951|   
# 3952|   		/* Only fetch the  next event if we used up all TNT bits. */

Error: CPPCHECK_WARNING (CWE-457): [#def2]
libipt-2.1.2/libipt/test/src/ptunit-block_decoder.c:284: error[uninitvar]: Uninitialized variable: &decoder
#  282|   	ptu_int_eq(errcode, -pte_invalid);
#  283|   
#  284|-> 	errcode = pt_blk_asid(&decoder, NULL, sizeof(asid));
#  285|   	ptu_int_eq(errcode, -pte_invalid);
#  286|   

Error: CPPCHECK_WARNING (CWE-457): [#def3]
libipt-2.1.2/libipt/test/src/ptunit-config.c:479: error[uninitvar]: Uninitialized variable: &cpu
#  477|   	ptu_int_eq(errcode, -pte_invalid);
#  478|   
#  479|-> 	errcode = pt_cpu_errata(NULL, &cpu);
#  480|   	ptu_int_eq(errcode, -pte_invalid);
#  481|   

Error: CPPCHECK_WARNING (CWE-457): [#def4]
libipt-2.1.2/libipt/test/src/ptunit-insn_decoder.c:284: error[uninitvar]: Uninitialized variable: &decoder
#  282|   	ptu_int_eq(errcode, -pte_invalid);
#  283|   
#  284|-> 	errcode = pt_insn_asid(&decoder, NULL, sizeof(asid));
#  285|   	ptu_int_eq(errcode, -pte_invalid);
#  286|   

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